Arctic lemming vs Neotropical otter

Dicrostonyx torquatus compared with Lontra longicaudis

Key Differences

• Arctic lemming is Least Concern while Neotropical otter is Data Deficient.

Taxonomic Classification

Rank	Arctic lemming	Neotropical otter
Kingdom same	Animalia (Animals)	Animalia (Animals)
Phylum same	Chordata (Chordates)	Chordata (Chordates)
Class same	Mammalia (Mammals)	Mammalia (Mammals)
Order	Rodentia (Rodents)	Carnivora (Carnivorans)
Family	Cricetidae	Mustelidae (Weasels & Otters)
Genus	Dicrostonyx	Lontra
Species	Dicrostonyx torquatus	Lontra longicaudis

Evolutionary Relationship

Arctic lemming and Neotropical otter share a common ancestor at the Class level: Mammalia. (Mammals)

Conservation Status

Arctic lemming

LC — Least Concern

Neotropical otter

DD — Data Deficient

Physical Characteristics

Attribute	Arctic lemming	Neotropical otter
Diet	—	—
Average Lifespan	—	—
Average Length	—	—
Average Weight	—	—

Habitat & Geographic Range

Arctic lemming

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Neotropical otter

Habitat

Typically found in diverse terrestrial and aquatic ecosystems.

Range

Distributed across Colombia, Ecuador, and Venezuela.

Arctic lemming

The Arctic lemming (Dicrostonyx torquatus) is a species in the genus Dicrostonyx. It is currently classified as Least Concern on the IUCN Red List. Typically found in diverse terrestrial and aquatic ecosystems.